fix:eureka高可用

springcloud-service-common/pom.xml

@@ -41,6 +41,10 @@
             <artifactId>fastjson</artifactId>
             <version>1.2.83</version>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-commons</artifactId>
+        </dependency>
 
     </dependencies>
 

springcloud-service-common/src/main/java/com/kwan/springcloud/config/RestConfig.java

 package com.kwan.springcloud.config;
 
+import org.springframework.cloud.client.loadbalancer.LoadBalanced;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.client.RestTemplate;
@@ -7,6 +8,7 @@ import org.springframework.web.client.RestTemplate;
 @Configuration
 public class RestConfig {
 
+    @LoadBalanced
     @Bean
     public RestTemplate restTemplate() {
         return new RestTemplate();

springcloud-service-eureka/src/main/resources/application-eureka8767.yaml

+#端口号
+server:
+  port: 8767
+
+spring:
+  application:
+    name: eurka-server
+
+eureka:
+  instance:
+    hostname: localhost
+  client:
+    register-with-eureka: false #由于该应用为注册中心，所以设置 为 false, 代表不向注册中心注册自己。
+    fetch-registry: false #由于注册中心的职责就是维护服务实例， 它并不需要去检索服务， 所以也设置为 false。
+    serviceUrl:
+      defaultZone: http://eureka8768:8768/eureka/,http://eureka8769:8769/eureka/
\ No newline at end of file

springcloud-service-eureka/src/main/resources/application-eureka8768.yaml

+#端口号
+server:
+  port: 8768
+
+spring:
+  application:
+    name: eurka-server
+
+eureka:
+  instance:
+    hostname: localhost
+  client:
+    register-with-eureka: false #由于该应用为注册中心，所以设置 为 false, 代表不向注册中心注册自己。
+    fetch-registry: false #由于注册中心的职责就是维护服务实例， 它并不需要去检索服务， 所以也设置为 false。
+    serviceUrl:
+      defaultZone: http://eureka8767:8767/eureka/,http://eureka8769:8769/eureka/
\ No newline at end of file

springcloud-service-eureka/src/main/resources/application-eureka8769.yaml

+#端口号
+server:
+  port: 8769
+
+spring:
+  application:
+    name: eurka-server
+
+eureka:
+  instance:
+    hostname: localhost
+  client:
+    register-with-eureka: false #由于该应用为注册中心，所以设置 为 false, 代表不向注册中心注册自己。
+    fetch-registry: false #由于注册中心的职责就是维护服务实例， 它并不需要去检索服务， 所以也设置为 false。
+    serviceUrl:
+      defaultZone: http://eureka8767:8767/eureka/,http://eureka8768:8768/eureka/
\ No newline at end of file

springcloud-service-goods/src/main/resources/application.yaml

@@ -17,7 +17,7 @@ spring:
 eureka:
   client:
     service-url:
-      defaultZone: http://localhost:8766/eureka
+      defaultZone: http://eureka8767:8767/eureka/,http://eureka8768:8768/eureka/,http://eureka8769:8769/eureka/
 
 management:
   endpoints:

springcloud-service-portal/src/main/resources/application.yaml

@@ -10,4 +10,4 @@ spring:
 eureka:
   client:
     service-url:
-      defaultZone: http://localhost:8766/eureka
\ No newline at end of file
+      defaultZone: http://eureka8767:8767/eureka/,http://eureka8768:8768/eureka/,http://eureka8769:8769/eureka/
\ No newline at end of file